Monicha, Mawar, and Lailul Mursyidah. “Physical Evidence (Tangibles) in Class III Inpatient Services at Sidoarjo Regency Hospital: Bukti Fisik (Tangibles) Dalam Pelayanan Rawat Inap Kelas III Rumah Sakit Kabupaten Sidoarjo”. Indonesian Journal of Public Policy Review, vol. 16, Oct. 2021, p. 10.21070/ijppr.v16i0.1141, doi:10.21070/ijppr.v16i0.1141.